Fuel delivery was initially performed with double carburetors, and starting with model year '75 in selected markets via Bosch's L-Jetronic fuel injection. flat): first introduced with the Type 4 model and also inheriting its name, this bigger (and flatter) engine was provided more power and higher displacements with up to 70 bhp in 1.7, 1.8 and 2.0 litre configurations. Fuel delivery was performed via a single carburetor. upright): the original engine that was introduced with the VW Beetle, and thus inherited its type designation. Only Type 1 and Type 4 engines were installed in '68-'79 VW busses Type 2 busses from 1968 to 1979 were powered by one of two kinds of engines depending on the production date (and destination): the Type 1 and Type 4 engines.

Those vehicles did not feature new engine designs when introduced and used the already available Type 1 and Type 4 engines. However, there weren't Type 2 or Type 3 engines as such. The engine designations were the same as the platform names of the vehicles they were first introduced in. Type 1 (Beetle) and Type 2 (Transporter) were two of the most popular ones. Volkswagen vehicles of the era were classified into platforms that described their type. Left to right: Type 3 (Fastback), Type 4 (Squareback), Type 1 (Beetle), Type 14 (Kharmann-Ghia), Type 2 (Transporter) Quick linksĮngine types The full VW line, 1968. Here's a vintage bus owner's guide on how to decypher the engine code. All engines in Volkswagen Type 2 busses from 1968 to 1979 were stamped with a serial number, including a two-letter code.

Volkswagen engine serial number lookup